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Finding the Fourth Proportional to 582,219.50, 873,329.25 and 161,495.38

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Solution

The fourth proportional to 582,219.50, 873,329.25 and 161,495.38 is: 242,243.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,219.50 : 873,329.25 = 161,495.38 : x
  2. Step 2: Convert to fraction form
    582,219.50/873,329.25 = 161,495.38/x
  3. Step 3: Cross multiply
    582,219.50x = 873,329.25 × 161,495.38
  4. Step 4: Simplify right side
    582,219.50x = 141,038,634,727.22
  5. Step 5: Solve for x
    x = 141,038,634,727.22/582,219.50
  6. Step 6: Final answer
    x = 242,243.06

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.